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KAHLOTUS CITY OF

Washington — Community Water System — PWSID: WA5337400

System Information

PWSIDWA5337400
System NameKAHLOTUS CITY OF
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedFeb 7, 1981
Last ReportedDec 11, 2025

Location & Contact

StateWashington
CityKahlotus
ZIP Code99335
AddressPO Box 100
OrganizationKAHLOTUS CITY OF
Phone—

Population & Service

Population Served262
Service Connections102

Drinking Water Violations (325)

This water system has 325 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Jul 1, 2025 — Consumer Confidence Rule Other No No — — — Unaddressed — Consumer Confidence Rule
Jul 1, 2024 — Consumer Confidence Rule Other No No — — — Resolved Jun 27, 2025 Consumer Confidence Rule
Jul 1, 2021 Jul 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jul 31, 2021 Revised Total Coliform Rule
Apr 1, 2021 Apr 30, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2021 Revised Total Coliform Rule
Jan 1, 2021 Dec 31, 2021 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2021 Nitrate Rule
Jan 1, 2021 Jan 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2021 Revised Total Coliform Rule
Dec 1, 2020 Dec 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2020 Revised Total Coliform Rule
Nov 1, 2020 Nov 30, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2020 Revised Total Coliform Rule
Oct 1, 2020 Oct 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2020 Revised Total Coliform Rule
Sep 1, 2020 Sep 30, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2020 Revised Total Coliform Rule
Sep 1, 2020 Sep 30, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2020 Revised Total Coliform Rule
Aug 1, 2020 Aug 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2020 Revised Total Coliform Rule
Aug 1, 2020 Aug 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2020 Revised Total Coliform Rule
Mar 1, 2020 Mar 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2020 Revised Total Coliform Rule
Mar 1, 2020 Mar 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2020 Revised Total Coliform Rule
Feb 1, 2020 Feb 29, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 29, 2020 Revised Total Coliform Rule
Feb 1, 2020 Feb 29, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 29, 2020 Revised Total Coliform Rule
Jan 1, 2020 Dec 31, 2022 Cadmium MR No Yes — 0.005 mg/L — Archived Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2022 Antimony, Total MR No Yes — 0.006 mg/L — Archived Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2022 CYANIDE MR No Yes — 0.2 mg/L — Archived Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2022 Barium MR No Yes — 2 mg/L — Archived Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2022 Beryllium, Total MR No Yes — 0.004 mg/L — Archived Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2022 Arsenic MR No Yes — 0.010 mg/L — Archived Dec 31, 2022 Arsenic Rule
Jan 1, 2020 Dec 31, 2022 Thallium, Total MR No Yes — 0.002 mg/L — Archived Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Jan 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2020 Revised Total Coliform Rule
Jan 1, 2020 Dec 31, 2022 Nitrite MR No Yes — 1 mg/L — Archived Dec 31, 2022 Nitrate Rule
Jan 1, 2020 Dec 31, 2022 Fluoride MR No Yes — 4.0 mg/L — Archived Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Jan 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2020 Revised Total Coliform Rule
Jan 1, 2020 Dec 31, 2022 Selenium MR No Yes — 0.05 mg/L — Archived Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2022 Nickel MR No Yes — — — Archived Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2022 Mercury MR No Yes — 0.002 mg/L — Archived Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2022 Chromium MR No Yes — 0.1 mg/L — Archived Dec 31, 2022 Inorganic Chemicals
Dec 1, 2019 Dec 31, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2019 Revised Total Coliform Rule
Dec 1, 2019 Dec 31, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2019 Revised Total Coliform Rule
Nov 1, 2019 Nov 30, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2019 Revised Total Coliform Rule
Nov 1, 2019 Nov 30, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2019 Revised Total Coliform Rule
Oct 1, 2019 Oct 31, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2019 Revised Total Coliform Rule
Oct 1, 2019 Oct 31, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2019 Revised Total Coliform Rule
Sep 1, 2019 Sep 30, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2019 Revised Total Coliform Rule
Sep 1, 2019 Sep 30, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2019 Revised Total Coliform Rule
Aug 1, 2019 Aug 31, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2019 Revised Total Coliform Rule
Aug 1, 2019 Aug 31, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2019 Revised Total Coliform Rule
Jul 1, 2019 Jul 31, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Jul 31, 2019 Revised Total Coliform Rule
Jul 1, 2019 Jul 31, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Jul 31, 2019 Revised Total Coliform Rule
Feb 1, 2019 Feb 28, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 28, 2019 Revised Total Coliform Rule
Feb 1, 2019 Feb 28, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 28, 2019 Revised Total Coliform Rule
Jan 1, 2019 — Lead and Copper Rule MR No No — TT — Resolved Oct 21, 2021 Lead and Copper Rule
Sep 1, 2018 Sep 30, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2018 Revised Total Coliform Rule
Sep 1, 2018 Sep 30, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2018 Revised Total Coliform Rule
Aug 1, 2018 Aug 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2018 Revised Total Coliform Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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